{{ define "test3_2/test3.html" }}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Test3</title>
</head>
<body>
<h1>
    {{ .title }}
</h1>
<p>Using test3_2/test3.html</p>
</body>
</html>
{{ end }}